Magnesium has 2 valence electrons, and oxygen has 6 valence electrons. Which type of bonding is likely to occur between a magnesium atom and an oxygen atom?
1. Ionic—Magnesium will give 2 electrons to oxygen, and both will become ions.
2. Ionic—Oxygen will give 2 electrons to magnesium, and both will become ions.
3. Metallic—Oxygen and magnesium atoms will be surrounded by a pool of electrons.